diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/expr.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr92263.c | 28 |
4 files changed, 43 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f3deffc..4312d12 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2019-11-05 Jim Wilson <jimw@sifive.com> + + PR middle-end/92263 + * expr.c (emit_move_complex): Only use BLOCK_OP_NO_LIBCALL when + optimize_insn_for_speed_p is true. + 2019-11-05 Martin Sebor <msebor@redhat.com> PR middle-end/92333 @@ -3571,11 +3571,13 @@ emit_move_complex (machine_mode mode, rtx x, rtx y) rtx_insn *ret; /* For memory to memory moves, optimal behavior can be had with the - existing block move logic. */ + existing block move logic. But use normal expansion if optimizing + for size. */ if (MEM_P (x) && MEM_P (y)) { emit_block_move (x, y, gen_int_mode (GET_MODE_SIZE (mode), Pmode), - BLOCK_OP_NO_LIBCALL); + (optimize_insn_for_speed_p() + ? BLOCK_OP_NO_LIBCALL : BLOCK_OP_NORMAL)); return get_last_insn (); } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 4932615..f34ed08 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2019-11-05 Jim Wilson <jimw@sifive.com> + + PR middle-end/92263 + * gcc.dg/pr92263.c: New. + 2019-11-05 Martin Sebor <msebor@redhat.com> PR middle-end/92333 diff --git a/gcc/testsuite/gcc.dg/pr92263.c b/gcc/testsuite/gcc.dg/pr92263.c new file mode 100644 index 0000000..a79dfd1 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr92263.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-options "-fno-tree-dce -fno-tree-forwprop -Os -ffloat-store" } */ + +extern long double cabsl (_Complex long double); + +typedef struct { + int nsant, nvqd; + _Complex long double *vqd; +} vsorc_t; +vsorc_t vsorc; + +void foo(int next_job, int ain_num, int iped, long t) { + long double zpnorm; + + while (!next_job) + if (ain_num) + { + if (iped == 1) + zpnorm = 0.0; + int indx = vsorc.nvqd-1; + vsorc.vqd[indx] = t*1.0fj; + if (cabsl(vsorc.vqd[indx]) < 1.e-20) + vsorc.vqd[indx] = 0.0fj; + zpnorm = t; + if (zpnorm > 0.0) + iped = vsorc.nsant; + } +} |